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LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm MHND-027 — WARN %s program select signal received

FANUC MHND-027 (“WARN %s program select signal received”): A program select was detected. First check: Status message only.

Updated 2026-08-29 · LogrobotLM reference

Description

A program select was detected.

Remedy · Remède

Status message only.

Frequently asked · Questions fréquentes

What does FANUC alarm MHND-027 mean?
FANUC MHND-027 (“WARN %s program select signal received”): A program select was detected.
How do you troubleshoot FANUC alarm MHND-027?
Status message only.

Related codes / Codes liés

MHND-025WARN UOP CYCLE START can only resumeMHND-026WARN Illegal DIN program select receivedMHND-028WARN Illegal PNS program select receivedMHND-029WARN Illegal GIN program select received

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →